Sheryl Sandberg has been on a big media tour ahead of her boss’s first-time appearance in Congress next week. She’s interviewed with digital media outlets, television networks, and radio shows, and she’s spoken many words.

But in typical Sandberg fashion, we haven’t really learned that much more about the scandal involving data firm Cambridge Analytica and what comes next for Facebook. For the last 10 years, Sandberg has helped CEO Mark Zuckerberg grow up, bringing her expertise in online sales as well as her presence as an adult in a room of tech bros. Facebook’s data privacy scandal has been her latest challenge. Read more…